On Wed, June 3, 2015 09:15, John Allen wrote:
> Is there any way of testing for and refusing un-encrypted email?
> secondary, would it be possible to do this based upon the recipient.
> default would be encrypted, but email directed at some recipients may
> be
> in plain text.
>
What level of encryption are you contextualizing? STARTTLS between
SMTP peers; or the message itself using S/MIME or PGP/GPG; or
something else?
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